| Date Filed | Type | Description |
| 02/16/2021 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 0% stake in CynergisTek, Inc. |
| 02/10/2020 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.5% stake in CynergisTek, Inc. |
| 02/10/2020 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 4.9% stake in Northern Technologies International Corporation |
| 02/08/2019 |
SC 13G
| PERRITT CAPITAL MANAGEMENT INC reports a 5.9% stake in CynergisTek, Inc. |
| 02/08/2019 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 4.4% stake in CPI Aerostructures, Inc. |
| 02/08/2019 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.8% stake in Northern Technologies International Corporation |
| 02/07/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/05/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/05/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/05/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/05/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/05/2018 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/14/2017 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 02/14/2017 |
SC 13G
| PERRITT CAPITAL MANAGEMENT INC reports a 5.4% stake in Galaxy Gaming, Inc. |
| 02/14/2017 |
SC 13G
| PERRITT CAPITAL MANAGEMENT INC reports a 5.5% stake in CPI Aerostructures, Inc. |
| 02/14/2017 |
SC 13G/A
| HUDSON TECHNOLOGIES INC reports a 4.1% stake in Hudson Technologies, Inc. |
| 02/14/2017 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.7% stake in Northern Technologies International Corporation |
| 02/14/2017 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals [Amend] |
| 02/14/2017 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 3.8% stake in Innodata Inc. |
| 02/14/2017 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 2.7% stake in CTI Industries Corporation |
| 02/14/2017 |
SC 13G/A
| AXT INC reports a 5.6% stake in AXT, Inc. |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.7% stake in Northern Technologies International Corporation |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.1% stake in MFRI, Inc. |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.2% stake in Innodata Inc. |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.1% stake in Hudson Technologies, Inc. |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 0% stake in Full House Resorts, Inc. |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 1% stake in Cyberoptics Corporation |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 5.2% stake in CTI Industries Corporation |
| 02/04/2016 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 6% stake in AXT, Inc. |
| 02/11/2013 |
SC 13G
| UNIVERSAL POWER GROUP INC. reports a 5% stake in Universal Power Group, Inc. |
| 02/11/2013 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 6.1% stake in TurboSonic Technologies, Inc. |
| 02/11/2013 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 4.9% stake in Quadrant 4 Systems Corporation |
| 02/11/2013 |
SC 13G/A
| PERRITT CAPITAL MANAGEMENT INC reports a 4.9% stake in PC Mall, Inc. |
| 02/11/2013 |
SC 13G
| PERRITT CAPITAL MANAGEMENT INC reports a 5.4% stake in Official Payments Holdings, Inc. |
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